Yuri, a wife in her fifties who is tired from the daily housework, is overcome by sleepiness one day after taking in the laundry and ends up falling asleep on the spot... When her son Toshio, who lives next door, comes to visit, he sees Yuri's defenseless body as she sleeps, and reaches out and touches her body unnoticed, and begins to rub his crotch with his other hand, but Yuri...